FKIE_CVE-2023-52607
Vulnerability from fkie_nvd - Published: 2024-03-06 07:15 - Updated: 2026-06-17 06:43
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved:
powerpc/mm: Fix null-pointer dereference in pgtable_cache_add
kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure. Ensure the allocation was successful
by checking the pointer validity.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * |
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"arch/powerpc/mm/init-common.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "21e45a7b08d7cd98d6a53c5fc5111879f2d96611",
"status": "affected",
"version": "a0668cdc154e54bf0c85182e0535eea237d53146",
"versionType": "git"
},
{
"lessThan": "f6781add1c311c17eff43e14c786004bbacf901e",
"status": "affected",
"version": "a0668cdc154e54bf0c85182e0535eea237d53146",
"versionType": "git"
},
{
"lessThan": "aa28eecb43cac6e20ef14dfc50b8892c1fbcda5b",
"status": "affected",
"version": "a0668cdc154e54bf0c85182e0535eea237d53146",
"versionType": "git"
},
{
"lessThan": "ac3ed969a40357b0542d20f096a6d43acdfa6cc7",
"status": "affected",
"version": "a0668cdc154e54bf0c85182e0535eea237d53146",
"versionType": "git"
},
{
"lessThan": "d482d61025e303a2bef3733a011b6b740215cfa1",
"status": "affected",
"version": "a0668cdc154e54bf0c85182e0535eea237d53146",
"versionType": "git"
},
{
"lessThan": "145febd85c3bcc5c74d87ef9a598fc7d9122d532",
"status": "affected",
"version": "a0668cdc154e54bf0c85182e0535eea237d53146",
"versionType": "git"
},
{
"lessThan": "ffd29dc45bc0355393859049f6becddc3ed08f74",
"status": "affected",
"version": "a0668cdc154e54bf0c85182e0535eea237d53146",
"versionType": "git"
},
{
"lessThan": "f46c8a75263f97bda13c739ba1c90aced0d3b071",
"status": "affected",
"version": "a0668cdc154e54bf0c85182e0535eea237d53146",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"arch/powerpc/mm/init-common.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "2.6.33"
},
{
"lessThan": "2.6.33",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"version": "4.19.307",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"version": "5.4.269",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.210",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.149",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.77",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.16",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.7.*",
"status": "unaffected",
"version": "6.7.4",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.8",
"versionType": "original_commit_for_fix"
}
]
}
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "4B4E1A83-9957-4265-94C0-516374C8CCFD",
"versionEndExcluding": "4.19.307",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "11D6B977-8EC3-4AB4-A6EA-421E30DEC1D8",
"versionEndIncluding": "5.4.269",
"versionStartIncluding": "4.20",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "FC739A4A-6328-4435-AF85-9E9C9370DE9D",
"versionEndIncluding": "5.10.210",
"versionStartIncluding": "5.5",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "C42B3BF6-79BA-4C64-9335-1FC308F8659C",
"versionEndIncluding": "5.15.149",
"versionStartIncluding": "5.11",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "0FA28946-970D-4F4D-B759-4E77B28809B5",
"versionEndExcluding": "6.1.77",
"versionStartIncluding": "5.16",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "A5007D6A-4B58-423A-8A3A-A1A656A263C8",
"versionEndExcluding": "6.6.16",
"versionStartIncluding": "6.2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "848BC44C-9D25-4557-A50A-4B8BF310FA78",
"versionEndExcluding": "6.7.4",
"versionStartIncluding": "6.7",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/mm: Fix null-pointer dereference in pgtable_cache_add\n\nkasprintf() returns a pointer to dynamically allocated memory\nwhich can be NULL upon failure. Ensure the allocation was successful\nby checking the pointer validity."
},
{
"lang": "es",
"value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: powerpc/mm: corrige la desreferencia del puntero nulo en pgtable_cache_add kasprintf() devuelve un puntero a la memoria asignada din\u00e1micamente que puede ser NULL en caso de falla. Aseg\u00farese de que la asignaci\u00f3n se haya realizado correctamente comprobando la validez del puntero."
}
],
"id": "CVE-2023-52607",
"lastModified": "2026-06-17T06:43:08.713",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6,
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-52607",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-03-06T15:59:58.884148Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-03-06T07:15:11.970",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/145febd85c3bcc5c74d87ef9a598fc7d9122d532"
},
{
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],
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},
{
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},
{
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},
{
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},
{
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},
{
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"Patch"
],
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},
{
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"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/ffd29dc45bc0355393859049f6becddc3ed08f74"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
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},
{
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"tags": [
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],
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},
{
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"tags": [
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],
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},
{
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"tags": [
"Patch"
],
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},
{
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"tags": [
"Patch"
],
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},
{
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},
{
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},
{
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"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-476"
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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